1. EEG
2. ECG
3. MRI
4. Ultrasound
ECG
1. Sewage
2. Plastic
3. Polythene
4. DDT
Sewage
1. O3
2. O2
3. CO2
4. H2SO4
O3
1. Montreal protocol-global warming
2. Kyoto protocol-climate change
3. Ramsar convention-ground water pollution
4. Basal convention-biodiversity conservation
Kyoto protocol-climate change
1. Biomass burning-release of CO2
2. Fossil fuel burning-release of CO2
3. Nuclear power-radioactive wastes
4. Solar energy-green house effect
Solar energy-green house effect
1. Sea food containing lot of cadmium
2. Fish contaminated with mercury
3. Oysters with lot of pesticide
4. Sea food contaminated with selenium
Fish contaminated with mercury
1. Photochemical smog
2. Dry acid deposition
3. Industrial smog
4. Wet acid deposition
Photochemical smog
1. Both assertion and reason are true and reason is the correct explanation of assertion
2. Both assertion and reason are true and reason is not the correct explanation of assertion
3. Assertion is true but reason in false
4. Both assertion and reason are false
Both assertion and reason are true and reason is the correct explanation of assertion
1. Cooling of earth
2. Trapping of UV rays
3. Production of cereals
4. Warming of earth
Warming of earth
1. Degradation of marble due to high temperature
2. Discharge of industrial waste in Yamuna river
3. Air pollutants released from oil refinery
4. Riparian erosion
Air pollutants released from oil refinery